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发明名称
DEVICE FOR CLEANING PIPING INNER SURFACE
摘要
申请公布号
SU1680388(A1)
申请公布日期
1991.09.30
申请号
SU19884627531
申请日期
1988.12.30
申请人
N-PROIZV OB SREDNEAZIATSKOGO NII IRRIGATSII IM.V.D.ZHURINA
发明人
MAKHMIRZAEV SHAKIR,SU
分类号
B08B9/04
主分类号
B08B9/04
代理机构
代理人
主权项
地址
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